MOYER BRETT

SEC source: 0001213900-26-104235 · ownership.xml · nonDerivative · entry 2

MOYER BRETT · CIK 0001250881 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,958

F3 · shares: Represents 8,700 shares sold by the reporting person in the open market to cover tax obligations arising from the vesting and settlement of 16,600 RSUs.

SEC source: 0001213900-26-104235 · ownership.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 163,658

F1 · date: Represents 147,058 restricted stock units ("RSUs") granted to the reporting person on September 24, 2026, for Board service under the Company's 2025 Omnibus Incentive Plan (the "2025 Omnibus Plan"). The RSUs vest in full on the earlier of (i) the date of the Company's 2027 annual meeting of stockholders or (ii) October 24, 2027 (thirteen (13) months following the September 24, 2026 Vesting Start Date), subject to the reporting person's continuous service. Each RSU represents a contingent right to receive one share of the Company's Class A common stock.

F1 · shares: Represents 147,058 restricted stock units ("RSUs") granted to the reporting person on September 24, 2026, for Board service under the Company's 2025 Omnibus Incentive Plan (the "2025 Omnibus Plan"). The RSUs vest in full on the earlier of (i) the date of the Company's 2027 annual meeting of stockholders or (ii) October 24, 2027 (thirteen (13) months following the September 24, 2026 Vesting Start Date), subject to the reporting person's continuous service. Each RSU represents a contingent right to receive one share of the Company's Class A common stock.

F1 · price: Represents 147,058 restricted stock units ("RSUs") granted to the reporting person on September 24, 2026, for Board service under the Company's 2025 Omnibus Incentive Plan (the "2025 Omnibus Plan"). The RSUs vest in full on the earlier of (i) the date of the Company's 2027 annual meeting of stockholders or (ii) October 24, 2027 (thirteen (13) months following the September 24, 2026 Vesting Start Date), subject to the reporting person's continuous service. Each RSU represents a contingent right to receive one share of the Company's Class A common stock.

F2 · balance_after: The reported amount consists of (i) 16,600 shares of Class A common stock underlying RSUs originally granted to the reporting person on March 13, 2026, under the 2025 Omnibus Plan and previously reported on Form 4, and (ii) 147,058 RSUs described in footnote (1). On September 24, 2026, the vesting of all 16,600 previously granted RSUs was accelerated in full, and the shares underlying such RSUs were issued to the reporting person.

SEC source: 0001104659-26-099798 · tm2623830-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,560,536

F1 · shares: Received in exchange for 18,413 shares of NYIAX, Inc. ("NYIAX") common stock in connection with the merger of NYIAX with and into DVLT Merger Sub Inc., a wholly owned subsidiary of the Issuer ("Merger Sub"), pursuant to that certain Agreement and Plan of Merger, dated as of March 18, 2026, as amended from time to time (the "Merger Agreement"), by and among the Issuer, Merger Sub and NYIAX. At the effective time of the merger contemplated by the Merger Agreement, the Reporting Person, as a stockholder of NYIAX, became entitled to receive a number of shares of the Issuer's common stock equal to the exchange ratio (determined pursuant to the Merger Agreement) for each share of NYIAX common stock held by the Reporting Person. The exchange ratio was approximately 1.41 shares of Issuer common stock for each share of NYIAX common stock.

F1 · price: Received in exchange for 18,413 shares of NYIAX, Inc. ("NYIAX") common stock in connection with the merger of NYIAX with and into DVLT Merger Sub Inc., a wholly owned subsidiary of the Issuer ("Merger Sub"), pursuant to that certain Agreement and Plan of Merger, dated as of March 18, 2026, as amended from time to time (the "Merger Agreement"), by and among the Issuer, Merger Sub and NYIAX. At the effective time of the merger contemplated by the Merger Agreement, the Reporting Person, as a stockholder of NYIAX, became entitled to receive a number of shares of the Issuer's common stock equal to the exchange ratio (determined pursuant to the Merger Agreement) for each share of NYIAX common stock held by the Reporting Person. The exchange ratio was approximately 1.41 shares of Issuer common stock for each share of NYIAX common stock.

SEC source: 0001104659-26-047068 · tm2612538-8_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,534,512

F1 · shares: 1,955,882 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, beginning on September 20, 2026 and ending on September 20, 2029, on each March 20th, June 20th, September 20th and December 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-26-035399 · tm269976-3_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,578,630

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $0.6248 to $0.6324. The reporting person undertakes to provide to the issuer, any shareholder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001213900-26-027706 · ownership.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,600

F1 · shares: Represents 16,600 restricted stock units ("RSUs") granted to the reporting person on March 13, 2026, for Board service under the Company's 2025 Omnibus Incentive Plan (the "2025 Omnibus Plan"). These RSUs vest in full on March 13, 2027 (the first anniversary of the initial grant date), subject to continued service. Each RSU represents a contingent right to receive one share of the Company's Class A common stock.

F1 · balance_after: Represents 16,600 restricted stock units ("RSUs") granted to the reporting person on March 13, 2026, for Board service under the Company's 2025 Omnibus Incentive Plan (the "2025 Omnibus Plan"). These RSUs vest in full on March 13, 2027 (the first anniversary of the initial grant date), subject to continued service. Each RSU represents a contingent right to receive one share of the Company's Class A common stock.

SEC source: 0001104659-25-125294 · tm2534531-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,738,598

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $0.8913 to $0.9419. The reporting person undertakes to provide to the issuer, any shareholder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-25-116556 · tm2532335-10_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,787,614

F1 · shares: 2,698,543 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, beginning on March 20, 2026 and ending on December 20, 2028, on each March 20th, June 20th, September 20th and December 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-25-116083 · tm2532220d3_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,089,071

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $2.355 to $2.495. The reporting person undertakes to provide to the issuer, any shareholder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-25-086569 · tm2525035-2_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,117,665

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F2 · balance_after: On June 27, 2025, the reporting person filed a Form 4 which inadvertently did not report 350,000 shares of Common Stock of the issuer which were received by the reporting person on June 25, 2025, as compensation for his service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. Accordingly, the number of securities reported as beneficially owned in this filing includes the grant of 350,000 shares previously omitted from the prior filing.

SEC source: 0001104659-25-063730 · tm2519302d1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 898,419

F1 · shares: 175,124 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from September 20, 2025 to June 20, 2028, on each September 20th, December 20th, March 20th and June 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-25-019186 · tm257944-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 723,295

F1 · shares: 480,000 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from June 20, 2025 to March 20, 2028, on each March 20th, June 20th, September 20th, and December 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-24-131734 · tm2432066-2_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 243,295

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

SEC source: 0001104659-24-122191 · tm2429229-2_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 249,764

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

SEC source: 0001104659-24-119370 · tm2428490-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 249,848

F1 · shares: 97,050 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from March 15, 2025 to December 15, 2027, on each March 15th, June 15th, September 15th, and December 15th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-24-102506 · tm2424673-2_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 152,798

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

SEC source: 0001104659-24-084932 · tm2420610-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 155,018

F1 · shares: 99,623 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from December 20, 2024 to December 20, 2027, on each December 20th, March 20th, June 20th, and September 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-24-070397 · tm2416940-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,395

F1 · shares: 54,895 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from September 20, 2024 to September 20, 2026 on each September 20th, December 20th, March 20th, and June 20th, so long as the reporting person remains in the service of the issuer on each such date.

F2 · balance_after: On April 12, 2024, the issuer effected a 1-for-150 reverse stock split. The number of securities reported on this Form 4 have been adjusted to reflect the reverse stock split as the split pertained to the number of securities of the issuer that the reporting person held prior to the grant of the LTIP Shares.

SEC source: 0001104659-23-127309 · tm2333273-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,509

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and were not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and were not a discretionary transaction by the reporting person.

SEC source: 0001104659-23-122409 · tm2331821-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,589

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and were not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and were not a discretionary transaction by the reporting person.

SEC source: 0001104659-23-081341 · tm2321316-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 80,748

F1 · shares: 75,000 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, commencing on November 15, 2023 and every six (6) months thereafter until May 15, 2026, so long as the reporting person remains in the service of the issuer on each such date.

F2 · balance_after: On January 26, 2023, the issuer effected a 1-for-100 reverse stock split. The number of securities reported on this Form 4 have been adjusted to reflect the reverse stock split as the split pertained to the number of securities of the issuer that the reporting person held prior to the grant of the LTIP Shares.

SEC source: 0001104659-22-128721 · tm2233158-3_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 574,189

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market to satisfy tax obligations in connection with vesting of equity awards.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market to satisfy tax obligations in connection with vesting of equity awards.

SEC source: 0001104659-22-125541 · tm2232300-3_4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 582,524

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market to satisfy tax obligations in connection with vesting of equity awards.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market to satisfy tax obligations in connection with vesting of equity awards.

SEC source: 0001104659-22-102038 · tm2226404d1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 635,876

F1 · shares: 50,000 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments on the first, second and third anniversaries of September 19, 2022, so long as the reporting person remains in the service of the issuer on each such anniversary.

SEC source: 0001104659-22-035669 · tm229686d2_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 585,876

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") withheld to satisfy payment of the Issuer's tax withholding payment obligations which were later sold by the Issuer on behalf of all vested employees to cover tax obligations and were not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") withheld to satisfy payment of the Issuer's tax withholding payment obligations which were later sold by the Issuer on behalf of all vested employees to cover tax obligations and were not a discretionary transaction by the reporting person.

SEC source: 0001104659-22-005043 · tm223220d4_4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 633,057

F1 · shares: 250,000 shares (the "2022 Grant") of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. The shares of Common Stock associated with the 2022 Grant are scheduled to vest as follows: 1/5th of the 2022 Grant is scheduled to vest on September 15, 2022, and the remaining 4/5th of the 2022 Grant is scheduled to vest quarterly in equal installments over the next 36 months on each December 15th, March 15th, June 15th and September 15th thereafter until September 15, 2025, with such vesting only to occur so long as the reporting person remains in the service of the issuer on each such vesting date.

SEC source: 0001104659-22-001034 · tm221424-1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 383,057

F1 · shares: This sale of 5,000 shares of common stock, par value $0.0001 per share, of the issuer was effected pursuant to a Rule 10b5-1 Plan adopted by the reporting person on September 24, 2021.

SEC source: 0001104659-21-131925 · tm2131441d1_4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 388,057

F1 · shares: This sale of 5,000 shares of common stock, par value $0.0001 per share, of the issuer was effected pursuant to a Rule 10b5-1 Plan adopted by the reporting person on September 24, 2021.

SEC source: 0001104659-21-107382 · tm2125397-2_4seq1.xml · nonDerivative · entry 2

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 393,057

F2 · shares: Represents shares of Common Stock sold by the reporting person to satisfy tax obligations upon the vesting on August 15, 2021 of restricted shares of Common Stock and restricted stock units held by the reporting person.

SEC source: 0001104659-21-107382 · tm2125397-2_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 420,562

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") transferred pursuant to a currently effective qualified domestic relations order.

SEC source: 0001104659-21-153272 · tm2136297-1_4aseq1.xml · nonDerivative · entry 2

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 393,057

F2 · shares: This amendment is being filed to correct the original footnote regarding the disposition of the shares ("Shares") of Common Stock, as reported in the original Form 4. Upon the vesting on August 15, 2021 of shares of Common Stock and restricted stock units held by the reporting person, the Shares were withheld to satisfy payment of the Issuer's tax withholding payment obligations which were later sold by the Issuer on behalf of all vested employees to cover tax obligations and were not a discretionary transaction by the reporting person.

SEC source: 0001104659-21-153272 · tm2136297-1_4aseq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 420,562

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") transferred pursuant to a currently effective qualified domestic relations order.

SEC source: 0001104659-21-029397 · tm218122d10_form4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 432,634

F1 · shares: 250,000 shares (the "2018 LTIP Shares") of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. The 2018 LTIP Shares are scheduled to vest in equal installments on the first, second and third anniversaries of March 15, 2022, so long as the reporting person remains in the service of the issuer on each such anniversary.

SEC source: 0001104659-22-030699 · tm228469-4_4aseq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 432,634

F1 · security: This Form 4/A is being filed to correct a typographical error pertaining to the vesting dates of the shares on the original Form 4 filed by the reporting person on February 26, 2021 in order to state that the vesting occurs on each anniversary of March 15, 2021, which was the original commencement date of the measurement period.

F2 · shares: 250,000 shares (the "2018 LTIP Shares") of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. The 2018 LTIP Shares are scheduled to vest in equal installments on the first, second and third anniversaries of March 15, 2021, so long as the reporting person remains in the service of the issuer on each such anniversary.

SEC source: 0001104659-20-140168 · tm2039466d1_4seq1.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 182,634

SEC source: 0001104659-20-117295 · tm2034098-9_4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,601

F1 · security: Issuable upon settlement of restricted stock units of the issuer ("RSUs"), each of which represents the right to receive one share of common stock, par value $0.0001 per share, of the issuer, subject to the vesting terms of such RSUs.

F2 · date: The grant of such RSUs was approved by the issuer's board of directors on July 27, 2020, subject to stockholder approval of the issuer's 2020 Stock Incentive Plan (the "2020 Plan") under which such RSUs were granted. The 2020 Plan was approved by the issuer's stockholders on October 20, 2020.

F3 · shares: 145,000 RSUs were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2020 Plan. The RSUs are scheduled to vest in equal installments on the first, second and third anniversaries of August 15, 2020, so long as the reporting person remains in the service of the issuer on each such anniversary. Pursuant to the rules promulgated under Section 13 of the Securities Exchange Act of 1934, as amended, the Reporting Person is not deemed to be the beneficial owner of any of the RSUs until 60 days prior to the applicable vesting dates.

SEC source: 0001104659-20-086951 · tm2025562d2_4.xml · derivative · entry 2

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,000

Underlying: Common Stock · 145,000 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit ("RSU") represents the right to receive one share of Common Stock, subject to the vesting terms of such RSU and the approval of the issuer's 2020 Stock Incentive Plan by the issuer's stockholders.

F3 · shares: 145,000 RSUs of the issuer were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2020 Stock Incentive Plan.

F4 · derivative.exercise_date: The RSUs are scheduled to vest in equal installments on the first, second and third anniversaries of August 15, 2020, so long as the reporting person remains in the service of the issuer on each such anniversary.

F4 · derivative.expiration_date: The RSUs are scheduled to vest in equal installments on the first, second and third anniversaries of August 15, 2020, so long as the reporting person remains in the service of the issuer on each such anniversary.

SEC source: 0001104659-20-086951 · tm2025562d2_4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,601

F1 · shares: 14,750 shares (the "2018 LTIP Shares") of common stock, par value $0.0001 per share, of the issuer (the "Common Stock") were received as compensation for the reporting person's service as a member of the issuer's board of directors and as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. The 2018 LTIP Shares are scheduled to vest in equal installments on the first, second and third anniversaries of August 15, 2020, so long as the reporting person remains in the service of the issuer on each such anniversary.

SEC source: 0001104659-19-065491 · tm1923415-3_4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 477,005

F1 · shares: The shares of common stock, par value $0.0001 per share, of the issuer were received in connection with the previously reported letter agreement with the Company that the reporting person entered into on November 3, 2019.

SEC source: 0001104659-19-057839 · tm1920501d2_4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 475,711

F1 · shares: The shares of common stock, par value $0.0001 per share, of the issuer (the "Shares") were received as compensation for the reporting person's service as a member of the issuer's board of directors pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. The Shares vest in equal installments on the first, second and third anniversaries of September 1, 2019.

SEC source: 0001144204-19-047807 · tv530900_4.xml · derivative · entry 9

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,529 shares

Expires 2021-12-23

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001144204-19-047807 · tv530900_4.xml · derivative · entry 8

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,529

Underlying: Common Stock · 4,529 shares

Expires 2021-12-23

F3 · price: Such transactions reported in Table II above reflect an amendment of a Warrant to reduce the exercise price of the Warrant from $5.40 per share to $0.79 per share. Such amendment is reported above as the cancellation of the original Warrant and the acquisition of a new Warrant.

SEC source: 0001144204-19-047807 · tv530900_4.xml · derivative · entry 7

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,529

Underlying: Common Stock · 4,529 shares

Expires 2021-12-23

F2 · price: Such transactions reported in Table II above reflect an amendment of a Warrant to reduce the exercise price of the Warrant from $5.40 per share to $0.80 per share. Such amendment is reported above as the cancellation of the original Warrant and the acquisition of a new Warrant.

SEC source: 0001144204-19-047807 · tv530900_4.xml · derivative · entry 6

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,058 shares

Expires 2021-12-23

F2 · price: Such transactions reported in Table II above reflect an amendment of a Warrant to reduce the exercise price of the Warrant from $5.40 per share to $0.80 per share. Such amendment is reported above as the cancellation of the original Warrant and the acquisition of a new Warrant.

SEC source: 0001144204-19-047807 · tv530900_4.xml · derivative · entry 5

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,529 shares

Expires 2023-02-28

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001144204-19-047807 · tv530900_4.xml · derivative · entry 4

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,529

Underlying: Common Stock · 4,529 shares

Expires 2023-02-28

F3 · price: Such transactions reported in Table II above reflect an amendment of a Warrant to reduce the exercise price of the Warrant from $5.40 per share to $0.79 per share. Such amendment is reported above as the cancellation of the original Warrant and the acquisition of a new Warrant.

SEC source: 0001144204-19-047807 · tv530900_4.xml · derivative · entry 3

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,529

Underlying: Common Stock · 4,529 shares

Expires 2023-02-28

F2 · price: Such transactions reported in Table II above reflect an amendment of a Warrant to reduce the exercise price of the Warrant from $5.40 per share to $0.80 per share. Such amendment is reported above as the cancellation of the original Warrant and the acquisition of a new Warrant.

SEC source: 0001144204-19-047807 · tv530900_4.xml · derivative · entry 2

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,058 shares

Expires 2023-02-28

F2 · price: Such transactions reported in Table II above reflect an amendment of a Warrant to reduce the exercise price of the Warrant from $5.40 per share to $0.80 per share. Such amendment is reported above as the cancellation of the original Warrant and the acquisition of a new Warrant.

SEC source: 0001144204-19-047807 · tv530900_4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 333,978

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents the aggregate number of outstanding shares of common stock of the issuer received upon the reporting person's exercise of all common stock purchase warrants of the issuer (the "Warrant") reported in Table II above at $0.80 per share on October 7, 2019.

SEC source: 0001144204-19-012334 · tv515560_form4.xml · nonDerivative · entry 1

MOYER BRETT · CIK 0001250881 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 324,920

F1 · shares: Represents shares of restricted common stock forfeited by the reporting person to cover tax withholding obligations in connection with the release of such stock on March 1, 2019.

F2 · balance_after: Includes (i) 89,918 shares of restricted common stock which will be released on September 1, 2019, and (ii) an additional 1 share of common stock that was incorrectly reported as a forfeited share in the reporting person's Form 4 that was filed on September 5, 2018 due to an inadvertent administrative error.